He and Stella boarded a train bound for Pittsburgh, Pennsylvania.
OR
They boarded a train bound for Pittsburgh, Pennsylvania.
The error in logic is overgeneralization because the statement is making a generalization about all people having access to the computers, which isn't necessarily true. (For example, there might be issues with money or location.)
Explanation:
A vaccine is a substance that helps protect against certain diseases. Vaccines contain a dead or weakened version of a microbe. It helps your immune system recognize and destroy the living microbe during a future infection.
i believe it typically starts with prologue